It's about eleven-and-a-half times the number of Moons in our Solar System.

In other words, the count of Moons in our Solar System is 0.0862 times 1,700.

(2015 figures) (confirmed moons only; dwarf planet satellites not included)
Astronomers and other scientists have confirmed the presence of 146 moons orbiting the major planets of our Solar System. About one third of those moons — 53 — are in orbit around the planet Saturn

It's about twelve-and-a-half times the number of Union Stations in the United States.

In other words, the count of Union Stations in the United States is 0.0794 times 1,700.

(a.k.a. Union Terminal; a.k.a. Joint Station; a.k.a. Union Depot) (2016 figures)Typically shared between multiple railroad companies and stations, there are about 135 "Union Stations" in the United States. Of these, the busiest station is Chicago Union Station, which handles 120,000 passengers each year.

It's about fourteen-and-a-half times the number of Elements on the Periodic Table.

In other words, the count of Elements on the Periodic Table is 0.0694 times 1,700.

(a.k.a. Periodic Table of the Elements, a.k.a chemical elements) (confirmed elements as of 2016)
From element number one, hydrogen, to element one-hundred eighteen, ununoctium, there are 118 confirmed elements on the Periodic Table. Ninety-four of the elements exist in nature, and the remaining twenty-four have only been synthesized in labs (not having occurred naturally in the time since scientists have begun researching them)

In other words, 1,700 is 0.045858 times the count of Seats in Fenway Park, and the count of Seats in Fenway Park is 21.806 times that amount.

(2013 figures; daytime capacity) (a.k.a. The Cathedral of Boston) (Boston, Massachusetts)
Fenway Park, the home of the Boston Red Sox baseball team, can accommodate 37,071 spectators when configured for daytime seating. Fenway Park holds the record for most consecutive sellout games, with a streak of 794 sellouts that ended in 2013. This figure is a dramatic turnaround from the attendance in 1965, which was at times as low as just 500 people.